7. Persistent hypertension with systolic blood pressure (BP) greater than 185 mmHg or diastolic BP greater than 110 mmHg (mean of 3 consecutive arm cuff readings over 20-30 minutes), not controlled by antihypertensive therapy or requiring nitroprusside for control. Efforts should be made to bring systolic blood pressure (BP) to ≤ 160 or diastolic BP ≤ 100 mmHg at the time of IP administration.